UNGROUNDING
Green Yule Marble, Black Obsidian, Basalt, Concrete, Sponge.
Mine-recovered objects:
Yule Marble Quarry, Colorado: HQ Drill Pipe, Diamond Wire.
Twenty Mile Coal Mine: Longwall Machine Drill Bit.
MAG Silver, Utah: PQ Drill Pipe
Oil and Gas: Steel Tooth Drill bit2024